If you have a thought that you want to make a smart home automation under 8$ then you are on the right place. In this tutorial i am going to show you how you can install and use the wifi touch smart switch for your home.I have used pinc technologys wifi modular smart switch which is compatible with ewelinka pp. It supports the amazon alexa, google home, IFTTT. It is available on amazon, Flipkart, SNapdeal, CLubfactory under 8$.See full video on youtube :- https://youtu.be/qYRx73OUx3UIt is the tiny and smaller size, compatible with US, UK, Indian standards.SpecificationVoltage:- 85 VAC to 265 VAC Size : 41x41x20 mmYou can buy this from below links.https://pinctechnology.com/product/modular-wifi-to...Amazon